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00446: Resolve sinpi name clash with libm #98

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Merged
hroncok merged 1 commit into from
Jan 3, 2025
Merged

00446: Resolve sinpi name clash with libm #98

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8 changes: 4 additions & 4 deletions Modules/mathmodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,7 @@ static const double sqrtpi = 1.772453850905516027298167483341145182798;
static const double logpi = 1.144729885849400174143427351353058711647;

static double
sinpi(double x)
m_sinpi(double x)
{
double y, r;
int n;
Expand Down Expand Up @@ -296,7 +296,7 @@ m_tgamma(double x)
integer. */
if (absx > 200.0) {
if (x < 0.0) {
return 0.0/sinpi(x);
return 0.0/m_sinpi(x);
}
else {
errno = ERANGE;
Expand All @@ -320,7 +320,7 @@ m_tgamma(double x)
}
z = z * lanczos_g / y;
if (x < 0.0) {
r = -pi / sinpi(absx) / absx * exp(y) / lanczos_sum(absx);
r = -pi / m_sinpi(absx) / absx * exp(y) / lanczos_sum(absx);
r -= z * r;
if (absx < 140.0) {
r /= pow(y, absx - 0.5);
Expand Down Expand Up @@ -390,7 +390,7 @@ m_lgamma(double x)
r += (absx - 0.5) * (log(absx + lanczos_g - 0.5) - 1);
if (x < 0.0)
/* Use reflection formula to get value for negative x. */
r = logpi - log(fabs(sinpi(absx))) - log(absx) - r;
r = logpi - log(fabs(m_sinpi(absx))) - log(absx) - r;
if (Py_IS_INFINITY(r))
errno = ERANGE;
return r;
Expand Down